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Latest On Street Science

How To Really Choose Between Favourite Experiences And Trying New Ones?

Published on May 31, 2022 by Hemanth

How To Really Choose Between Favourite Experiences And Trying New Ones? - An illustrative image where on the left, a restaurant named "Favourite Restaurant" is open and on the right, a restaurant named "New & Trendy Restaurant" is open. In the middle, a stick figure is seen undecided between the two restaurants with a bubble dialogue of "?"
Every day in life, you are faced with situations where you have to choose between favourite experiences and new ones. This essay uses science to solve this!
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Why Is Negative Times Negative Really Positive?

Published on May 28, 2022 by Hemanth

Why Is Negative Times Negative Really Positive? - An image showing the following equation inside a box: (-1)*(-1) = +1. Below this box, the following text is written "BUT Why??". "BUT" is in pink whereas "WHY??" is in black.
Negative times negative is positive. Everyone learns this in school and accepts it as truth. Yet, when you ask "why", insecurity floods in. Let's change that!
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How To Really Understand The Concept Of An Algorithm?

Published on May 25, 2022 by Hemanth

How To Really Understand The Concept Of An Algorithm? - An illustration that shows a stick figure on the left with the dialogue bubble: "I have a problem!" This points to → A box that says "Do this first." → Then, a box that says "Then, do this." → Then, a box that says "Finally, do this." → This points to another version of the same stick figure from before with the dialogue bubble: "Problem solved!"
When you think of the word “algorithm”, you are likely to associate it with computers or computer science. But algorithms go well beyond computers and tech!
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How To Really Avoid P-Value Hacking In Statistics?

Published on May 24, 2022 by Hemanth

How To Really Avoid P-Value Hacking In Statistics? - A table with the following columns: Test, Fail, and Pass; and the following rows: Reality, effective, and not effective. Top left: "False Negative", Top right: "True Positive", Bottom left: "True Negative", Bottom right: "False Positive".
P-value hacking is a phenomenon that is currently ensuring that most published statistical research findings are false. If you are into science, you need this!
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How To Really Understand The Philosophy Of Inferential Statistics?

Published on May 23, 2022 by Hemanth

How To Really Understand The Philosophy Of Inferential Statistics? - An image showing a cute little cow with black and white spots on the left and cute little dog with black and white spots on the right. The cow is standing and the dog is jumping. The cow has a pink nose and pink inner-sides of ears. Likewise, the dog has a pink belly, pink inside of its mouth and pink inside of its ears. The cow says "I'm CERTAIN that I'm a cow." The dog says "I'm very confident that I'm a cow."
There is a hole at the heart of inferential statistics! The philosophy of inferential statistics helps you understand so that you need not be oblivious to it!
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How To Really Solve This Packing Spheres Puzzle?

Published on May 22, 2022 by Hemanth

How To Really Solve This Packing Spheres Puzzle? - An illustration showing a triangular structure of circles. The base has 5 circles, the next layer up has 4 circles, the next layer - 3, the next layer - 2, and the final layer - 1. The total number of circles adds up to 15.
Packing spheres is a classic geometry problem that has practical relevance as well as mathematical significance - a combination of geometry and number theory!
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How To Actually Avoid The Transposed Conditional

Published on May 20, 2022 by Hemanth

How To Actually Avoid The Transposed Conditional? - An image showing a cute little cow with black and white spots on the left and cute little dog with black and white spots on the right. The cow is standing and the dog is jumping. The cow has a pink nose and pink inner-sides of ears. Likewise, the dog has a pink belly, pink inside of its mouth and pink inside of its ears. The cow says "I have four legs. So, I'm a cow!" The dog says "I have 4 legs. So, I'm also a cow!"
The transposed conditional is another one of those subtle but very consequential misunderstandings in the field of statistics. Read the essay to learn more!
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Why Is The Hot Hand Fallacy Really A Fallacy?

Published on May 19, 2022 by Hemanth

Why Is The Hot Hand Fallacy Really A Fallacy? - An image showing a basketball rolling on the hoop of a basket. Around this picture, the following question is written: "Do you really have a hot hand?"
The hot hand fallacy is one of those phenomena that divided and rocked the scientific world. Check out the essay to learn more about this phenomenon!
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How To Really Understand Statistical Significance?

Published on May 17, 2022 by Hemanth

How To Really Understand Statistical Significance? - An illustration of a bell curve that shows the 95% confidence interval highlighted in pink. There are 3 significant values marked on the horizontal axis: -1.96 on the left boundary of the confidence interval, 0 at its centre, and +1.96 at its right boundary.
Statistical significance is one of those “scientific” concepts/tools that has steadily been misused over the years. In this essay, we clarify the issues!
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The Helix Puzzle – A Simple Geometric Challenge

Published on May 16, 2022 by Hemanth

The Helix Puzzle - A Simple Geometric Challenge - An illustration of a black outlined cylinder that is 16 centimetres high and has a pink helix wrapped around it. The helix makes the constant angle of 60° with vertical lines drawn on the cylinder's surface. Below this figure, the following text is written: "Length of helix = ??"
The helix puzzle is a fun and simple geometric challenge that tests your geometric reasoning skills. To be precise, this puzzle features a circular helix.
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